Invention Grant
- Patent Title: LED projection night light
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Application No.: US14967862Application Date: 2015-12-14
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Publication No.: US10859221B2Publication Date: 2020-12-08
- Inventor: Tseng-Lu Chien
- Applicant: Tseng-Lu Chien
- Agency: Bacon & Thomas, PLLC
- Main IPC: F21V33/00
- IPC: F21V33/00 ; F21S8/00 ; F21V29/00 ; F21V21/14 ; F21V21/22 ; F21K9/232 ; F21V17/02 ; F21V14/00 ; F21S10/00 ; F21V14/08 ; F21V5/04 ; F21V13/02 ; F21V23/00 ; F21V21/30 ; F21V23/04 ; F21W121/00

Abstract:
An LED projection night light for night time or dark area use includes a plug-in wall outlet night light or direct current operated night light with projection features to project an image, message, data, logo, or time on a ceiling, walls, floor, or other desired surface. The LED night light incorporates optics-lens and Object with preferred focus calculation to create bigger image to shown on locations. The parts for make night light including but not limited as an optics-lens, slides, openings, or cut-outs, and/or a transparent material piece, translucent material piece, telescope assembly, housing-member, slide-film, slide-disc, elastic-member, tilt-means, rotating-means, adjust-means, roller-means, mechanical-means, extend-means, convex lens, and/or concave lens designed to make the desired image, message, data, logo, or time project to the ceiling, walls, floor, or other desired surface to be seen by a viewer. The LED light upgrade model has an interchangeable power source arrangement, permitting the night light to be selectively powered by either an AC powered sealed-unit or a DC powered battery-pack.
Public/Granted literature
- US20160097499A1 LED Projection Night Light Public/Granted day:2016-04-07
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